Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Jul 11, 2026
Slightly disappointing to see yesterdays data: Grid max: 254v Inverter max: 260vRecords: 356 53 resets / 53 >253V grid events Peak voltage ti...
The spreadsheet shows a clear improvement since the phase change. I will reduce my monitoring for now unless further issues arise. ChatGPT has summa...
Other observations: no sign of undervoltage events even with high draw. Occasionally 230v, mostly say 236v+ Night draw might include 7kw EV, 2.5kw bat...
Yesterday i had a single overvoltage event. But that must be taken in context After the phase change I've gone from:220 overvoltage events over the...
A summary of this history and discussion for those searching in future Overvoltage is a problem for the DNO because they have a legal and eng...
@transparent I very much appreciated your input & followup on my specific issue as well as potential impacts elsewhere. Extremely interesting lear...
Since the phase change on 9 June, no grid-voltage events above 253V have been recorded despite multiple days with 42–49 kWh total solar generation. ...
@temperature_gradient isn't it supposed to be plug n play via 13A socket? Max charge/discharge 3kw?
From what I csn see/guess Yes, you can move elec supplier but will lose the smart features Will be interesting to see see what app or other contr...
Almost 2 weeks since the phase change and we have had zero overvoltage events since then. Very encouraging. I will continue to keep a record until e...
@transparent the inverter was installed in 2021 and afaik has worked fine. The indications are that the grid voltage was exceeding the acceptable ra...
- 26 Forums
- 2,724 Topics
- 63.8 K Posts
- 3,162 Online
- 7,125 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Have either quote provided room by room heat loss calcu...
By Old_Scientist , 3 hours ago
-
RE: Jokes and fun posts about heat pumps and renewables
@jamespa Normally, we have rainwater in our water butts...
By Toodles , 1 day ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@old_scientist if you are going DIY then you may wan...
By Papahuhu , 1 day ago
-
RE: Indevolt Batteries UK Support & Info Thread
After a short while that was followed by the 'power war...
By JamesPa , 1 day ago
-
RE: Samsung heat pump - data cable issue
That's well done. Cable is the correct type (LIYCY = 2x...
By bobflux , 2 days ago
-
RE: Electricity price predictions
I agree, we will find out at the next budget whether th...
By Old_Scientist , 2 days ago
-
RE: Missing flow temperature in Heat Geek proposal
@editor I went through HG website, so should be ok for ...
By sttpd1917 , 2 days ago
-
Who did the Freedom Heat Pump cloud server and what did...
By Mars , 2 days ago
-
RE: Who's your electricity provider and what's your tariff?
Reading between the lines of what octopus are doing wit...
By JamesPa , 2 days ago
-
RE: Air to air bus grant installer anywhere
The through wall two hole ones have their place (listed...
By EtchedPixels , 2 days ago
-
I hope it goes ok, Hon can be hard to set up IF the sof...
By Graham Hendra , 2 days ago
-
@clockworks Hi, So there is a big difference between st...
By ASHP-BOBBA , 2 days ago
-
@editor wellvery comprehensive answer. I will get all i...
By Keithb , 2 days ago
-
RE: Advice on my Heat Pump Journey: Old Stone Built Detached Cottage
all good advice I will follow this up
By PaulC , 3 days ago
-
Heat of vaporization of water is 2.25 MJ/kg (0.625 kWh/...
By bobflux , 3 days ago


